diff --git a/Jenkinsfile b/Jenkinsfile
index 2a508bc..cf4bb7b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -4,7 +4,7 @@ pipeline {
         stage('Checkout') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH == /(main)/ }
+                expression { return env.GIT_BRANCH == "origin/main" }
             }
             agent { label 'agent-12' }
             steps {
@@ -14,7 +14,7 @@ pipeline {
         stage('Build') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH == /(main)/ }
+                expression { return env.GIT_BRANCH == "origin/main" }
             }
             agent { label 'agent-12' }
             steps {
@@ -26,7 +26,7 @@ pipeline {
         stage('Deploy') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH == /(main)/ }
+                expression { return env.GIT_BRANCH == "origin/main" }
             }
             agent { label 'agent-12' }
             steps {
@@ -37,7 +37,7 @@ pipeline {
         stage('Test Checkout') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH ==~ /(main)/ }
+                expression { return env.GIT_BRANCH != "origin/main" }
             }
             agent { label 'agent-13' }
             steps {
@@ -47,7 +47,7 @@ pipeline {
         stage('Test Build') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH ==~ /(main)/ }
+                expression { return env.GIT_BRANCH != "origin/main" }
             }
             agent { label 'agent-13' }
             steps {
@@ -59,7 +59,7 @@ pipeline {
         stage('Test Deploy') {
             when {
                 beforeAgent true
-                expression { env.GIT_BRANCH ==~ /(main)/ }
+                expression { return env.GIT_BRANCH != "origin/main" }
             }
             agent { label 'agent-13' }
             steps {